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Seasonal patterns in metazoan parasite community of the "Fat Sleeper" Dormitator latifrons (Pisces: Eleotridae) from Tres Palos Lagoon, Guerrero, Mexico
Violante-González, Juan; Rojas-Herrera, Agustín.
  • Violante-González, Juan; s.af
  • Rojas-Herrera, Agustín; s.af
Rev. biol. trop ; 56(3): 1419-1427, sep. 2008. tab
Article in English | LILACS | ID: lil-637873
ABSTRACT
Dormitator is among the most important fish genera in the Mexican Pacific coastal lagoon systems. In Tres Palos Lagoon, the Fat Sleeper Dormitator latifrons is one of the most significant species based on catch volume, although it is only consumed locally. Very little information exists on this species’ parasitofauna. Composition and temporal variation in the metazoan parasite community structure of Dormitator latifrons from Tres Palos Lagoon (99º47’ W, 16º48’ N), Guerrero, Mexico, were determined using seasonal samples taken between April 2000 and June 2002. Ten parasite species (55 817 individuals) were recovered from 219 examined hosts. These species included eight helminths (Ascocotyle (Phagicola) longa, Echinochasmus leopoldinae, Clinostomum complanatum, Pseudoacanthostomum panamense, Saccocoelioides lamothei, Parvitaenia cochlearii, Contracaecum sp. and Neoechinorhynchus golvani) and two crustaceans (Argulus sp. and Ergasilus sp.). Five of the helminth species exhibited seasonal variation in their infection dynamics associated with environmental changes during the dry and rainy seasons. The variations in the infection dynamics generated changes in the community structure over time. Rev. Biol. Trop. 56 (3) 1419-1427. Epub 2008 September 30.
RESUMEN
Entre abril del 2000 y junio del 2002 se efectuó un estudio para determinar la composición y la variación temporal en la estructura de la comunidad de parásitos metazoarios del popoyote Dormitator latifrons en la laguna de Tres Palos, Guerrero, México, a partir de muestras temporales. Se recuperaron diez especies de parásitos (55 817 individuos) de 219 hospederos examinados. Estas especies incluyeron ocho helmintos (Ascocotyle (Phagicola) longa, Echinochasmus leopoldinae, Clinostomum complanatum, Pseudoacanthostomum panamense, Saccocoelioides lamothei, Parvitaenia cochlearii, Contracaecum sp. y Neoechinorhynchus golvani) y dos crustáceos (Argulus sp. y Ergasilus sp.). Cinco de las especies de helmintos registraron variación temporal en su dinámica de infección, la cual fue asociada con cambios ambientales durante las estaciones de secas y lluvias. Las variaciones en la dinámica de infección de estas especies generaron cambios en la estructura de la comunidad a lo largo del tiempo.
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Full text: Available Index: LILACS (Americas) Main subject: Parasites / Perciformes Limits: Animals Country/Region as subject: Mexico Language: English Journal: Rev. biol. trop Journal subject: Biology / Tropical Medicine Year: 2008 Type: Article

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Full text: Available Index: LILACS (Americas) Main subject: Parasites / Perciformes Limits: Animals Country/Region as subject: Mexico Language: English Journal: Rev. biol. trop Journal subject: Biology / Tropical Medicine Year: 2008 Type: Article